If you've purchased this item from a store (or used a credit card) that offers price protection,
PriceZombie can track its price and notify you if it falls within the protection time period so
you can get a refund of the price difference.
The ADTRAN Total Access Ear and Mouth /Transmit Only Dataport (E&M/TO) is an access module that plugs into a single channel slot of a Total Access 1500 platform. It provides an interface between a platform PCM interface and a Voice Frequency (Voice Frequency) transmission facility with E&M DC signaling supervision. The unit is multifunctional and can be provisioned to operate in two-wire E&M, four-wire E&M, two-wire TO, and four-wire TO. The primary applications for the E&M/TO channel unit are for providing PBX foreign exchange at the customer premises, or tandem central office applications. The channel unit is intended only for interface with intro-building wiring, and it is not equipped with outside plane metallic interface lightning and power cross protection. The E&M/TO card can also be deployed in a Total Access 750 or Total Access 850.The E&M/TO features a four-wire 600W or two-wire 600W + 2.15 mf VF interface with DC isolation. Provisioning is accomplished through on board switches and craft interfaces, and a network digital loop back can be performed via site manager or craft interface. A dial pulse distortion correction option is available. It is compatible with Types I, II, III, or V E&M signaling. The E&M/TO is CLASS compatible, and also meets UL, NEBS, and PUB43801 requirements. ADTRAN's new family of Carrier Class multi-service access platforms, Total Access 750/850/1500, offer unmatched versatility for narrowband ser-vice offerings in the smallest form factors available. These platforms integrate the functionality of many different carrier products into a single chassis. They feature high density, easy provisioning, flexible deployment, and low cost-per-port. Deployed in either the central office or remote terminal, the Total Access 750/850/1500 provide a fast, simple, and effective means of increasing POTS capacity, deploying special services, and deploying DSL services. Adtran Total Access EM/TO Expansion Module is one of many Networking Transceiv...
Disclaimer: The prices and availability displayed on PriceZombie are taken directly from the vendor's website or data feed. Some, but not all, vendors pay a small affiliate fee if you purchase their items through a PriceZombie link. Learn more. PriceZombie strives for accuracy, however the same price may not be available in your location. Heavily discounted items may sell out quickly. Always refer directly to the vendor's website to confirm prices.